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The Physiology of Bed Rest

Handbook of Physiology, Environmental Physiology

  1. Suzanne M. Fortney1,
  2. Victor S. Schneider1,
  3. John E. Greenleaf2

Published Online: 1 JAN 2011

DOI: 10.1002/cphy.cp040239

Comprehensive Physiology

Comprehensive Physiology

How to Cite

Fortney, S. M., Schneider, V. S. and Greenleaf, J. E. 2011. The Physiology of Bed Rest. Comprehensive Physiology. 889–939.

Author Information

  1. 1

    Medical Sciences Division, NASA-Johnson Space Center, Houston, Texas

  2. 2

    Life Science Division, NASA-Ames Research Center, Moffett Field, California

Publication History

  1. Published Online: 1 JAN 2011

Abstract

The sections in this article are:

  • 1
    History of Bed-Rest Research
    • 1.1
      Early Period (1855–1929)
    • 1.2
      Intermediate Period (1930–1959)
  • 2
    Cardiopulmonary System
    • 2.1
      Initial Hemodynamic Responses
    • 2.2
      Fluid–Electrolyte Responses
    • 2.3
      Cardiac Function
    • 2.4
      Cardiovascular Autonomic Regulation
    • 2.5
      Venous Compliance
    • 2.6
      Pulmonary Function
    • 2.7
      Recovery
    • 2.8
      Summary of Cardiopulmonary Adaptation to Bed Rest
  • 3
    Musculoskeletal System
    • 3.1
      Bone and Calcium Metabolism
    • 3.2
      Normal Metabolism
    • 3.3
      Bone Loss and Muscle Atrophy
    • 3.4
      Body Composition
    • 3.5
      Conclusions
  • 4
    Energy Metabolism and Thermoregulation
    • 4.1
      Energy Metabolism
    • 4.2
      Thermal Regulation
  • 5
    Immune Cellular and Humoral Parameters
    • 5.1
      Bed Rest < 30 Days
    • 5.2
      Bed Rest > 30 Days
  • 6
    Psychophysiological Factors
    • 6.1
      Group Interaction
    • 6.2
      Response Stages
    • 6.3
      Performance
    • 6.4
      Visual and Auditory Responses
    • 6.5
      Sleep
    • 6.6
      Posture: Equilibrium, Balance, and Gait